Update r1.9 release notes.
authorMark Daoust <markdaoust@google.com>
Mon, 25 Jun 2018 19:48:40 +0000 (12:48 -0700)
committerGitHub <noreply@github.com>
Mon, 25 Jun 2018 19:48:40 +0000 (12:48 -0700)
commit2897538b938dcd6d9c63a97f0870232ac9e4819e
treea93ff362d9febb0c63699acc1ceeab3b35fabd9c
parentdde358c1fe366df3d17eec11e1476503db8cbb57
Update r1.9 release notes.

- link to new get_started.
- Add keras CuDNN layers.
- Links for gradient boosted estimators.
- Added new contrib-estimators and string-processing.
- Bumped some minor sounding things down from "Major" to "Bugfix+Other"
RELEASE.md